Centrifuge counter balance bag



FIG. 1 is a perspective view of the centrifuge counter balance device showing the new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a back elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a side elevational view thereof; and,

FIG. 7 is another side elevational view thereof. 

CLAIM The ornamental design for a centrifuge counter balance device, as shown and described. 